S20c S45c Scm440 / ASTM1020 1045 4140 Hot Rolled Steel Square Bars

• Standard: AISI, JIS, ASTM, DIN, BS, GB
• Certification: ABS, RoHS
• Technique: Hot Rolled
• Surface Treatment: Black
• Alloy: Non-alloy
• Products: Hot Rolled Steel Square Bar
• Model NO.: AISI 1045 Medium Carbon Steel
• Main Grades in JIS: S20c, S45c, Scm440, SCR440
• Main Grades in ASTM: 1020, 1045, 4140, 5140
• Main Grades in GB: 20#, 45#, 42CrMoA, 40cr
• Main Grades in DIN: C45, En19, En8
• Lengths: Fixed Length From 1m to 6m
• Commoditiy: Hot Rolled Steel Square Bars
• Certificate: ISO, Ce, SGS, Mtc, TUV ..
• MOQ: 5tons
• 1045 Steel Square Bar: Equivalent S45c Steel
• Square Steel Bar Sizes: 10X10-150X150mm
• Mark: Heat No. Size, Lengths, Quantity, Weight and So on
• S20c Steel Square Bar: Mild Steel Square Bar in China
• Transport Package: Standard Sea Worthy
• Specification: 10X10-150X150MM
• Origin: China
• Production Capacity: 3000tons/Month

Product Description

S20c S45c Scm440 / ASTM1020 1045 4140 Hot Rolled Steel Square Bars

Hot rolled square bars are produced by hot rolling continuous casting billets. 
Usually, they have a square cross- section with sharp and round edges and are intended either to be further machined or cold drawn and so on.

1.Hot rolled steel square bar Sizes we can offer:
1)Side sizes:10X10 to 150X150 MM
2)Length:1-8Metal or as required
3)R corner: Sharo or round corner as per requirements 
4)Straightness: max 3mm/m

2.Application of the hot rolled steel square bar
1): Can be used in many fields such as building, automobile, shipbuilding, petrochemical, machinery, medicine, food, electric power, energy, space, building and decoration, etc.
2): Can be made into mould template, mortise pin, column
3): This kind of steel have good mechanical property, is widely used in structural parts which may support stress alternation, especially made into some connecting rods, bolts, wheel gear...
4): This kind of steel is the most common blanks and materials of shaft parts.

3.Packing :
1): Paint oil on the surface to protect steel bars from rusting.
2): Bundle packing by Iron Strips.
3): Bundle weight is from 2mt to 3 mt.
4): Two or three tags will be attached on each bundle. 

4.Equivalent grade and chemical composition to SAE 1045,S45C

Standard	Grade	C	Si	Mn	P	S
GB/T699	45	0.42-0.5	0.17-0.37	0.5-0.8	0.035	0.035
JIS G4051	S45C	0.42-0.48	0.15-0.35	0.6-0.9	0.03	0.035
ASTM A29/A29M	1045	0.43-0.5	0.15-0.35	0.6-0.9	0.04	0.05
EN 10083-2	C45E/1.1191	0.43-0.5	0.4	0.5-0.8	0.03	0.035

5.Mechanical property of SAE 1045,S45C steel square bar

Tensile Strength(Mpa)	600 (min)
Yield Strength(Mpa)	355 (min)
Elongation	16 (min)
Shrinkage	40 (min)
Akv(J)	39 (min)

6.Payment terms: T/T or L/ C

(1)30% paid by T/T and rest 70% by T/T upon the copy of B/B.

(2)100% irrevocable L/C at sight

7.MOQ:5tons

8.Delivery time:7-30 days upon to the order details

9.Trade term: FOB CFR CIF EXW and so on

10.. Mark: including steel material, heat No., pieces, weight, date and so on.

We company have good QC inspection tear and full set of inspect equipment including: UT test machine, Tensile testing machine, Hardness testing machine, Dimensional measuring instrument, f, spectrometer, Metallographic microscope and so on, so that we can always supply good mateterials for various projects and industries, if you have any need for our producrs, please contact us freely.